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ASN Lookup Tool
AS4186 ATTIS-ASN4186

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS4186
Organisation
AT&T Corp.
Name
ATTIS-ASN4186
Total IPv4 Addresses
256
Total IPv4 Prefixes
1
Total IPv6 Prefixes
0
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#75,787 out of 77,682
Registry
Arin
Registered Country
US flag US
Registered Country Name
United States of America (the)
Registered Date
1994-12-16
Registration Last Change
2018-07-18
Receiving From

The list of active Autonomous Systems (ASs) which send traffic to that ASN.

ASN
Organisation
AS7018
US flagAT&T Services, Inc.
IPv4 Active Prefixes

This provides the list of IPv4 address space routes/prefixes currently announced on Border Gateway Protocol (BGP).

Prefix204.46.3.0/24
Range From204.46.3.0
Range To204.46.3.255
Autonomous System (AS) is a network (or collection of networks) that are all managed and supervised by a single entity or organisation. This tool provides a comprehensive ownership and connectivity report for any given AS number.